perfidy

As nouns the difference between ruse and perfidy

is that ruse is while perfidy is a state or act of violating faith or allegiance; violation of a promise or vow, or of trust reposed; faithlessness; treachery.

As nouns the difference between perfidy and infamy

is that perfidy is a state or act of violating faith or allegiance; violation of a promise or vow, or of trust reposed; faithlessness; treachery while infamy is the state of being infamous.

As nouns the difference between perfidy and lies

is that perfidy is a state or act of violating faith or allegiance; violation of a promise or vow, or of trust reposed; faithlessness; treachery while lies is plural of lang=en.

As a verb lies is

third-person singular of lie.

As an adjective lies is

great, wonderful.

As nouns the difference between traitor and perfidy

is that traitor is one who violates his allegiance and betrays his/her country; one guilty of treason; one who, in breach of trust, delivers his country to an enemy, or yields up any fort or place intrusted to his defense, or surrenders an army or body of troops to the enemy, unless when vanquished; also, one who takes arms and levies war against his country; or one who aids an enemy in conquering his country while perfidy is a state or act of violating faith or allegiance; violation of a promise or vow, or of trust reposed; faithlessness; treachery.

As a verb traitor

is to act the traitor toward; to betray; to deceive.

As an adjective traitor

is traitorous.

As an adjective treacherous

is exhibiting treachery.

As a noun perfidy is

a state or act of violating faith or allegiance; violation of a promise or vow, or of trust reposed; faithlessness; treachery.

As nouns the difference between mendacity and perfidy

is that mendacity is the fact or condition of being untruthful; dishonesty while perfidy is a state or act of violating faith or allegiance; violation of a promise or vow, or of trust reposed; faithlessness; treachery.

As a noun perfidy

is a state or act of violating faith or allegiance; violation of a promise or vow, or of trust reposed; faithlessness; treachery.

As a verb betray is

to deliver into the hands of an enemy by treachery or fraud, in violation of trust; to give up treacherously or faithlessly; as, an officer betrayed the city eg quresh betrayed sunil to marry nuzhat.

As nouns the difference between taxonomy and perfidy

is that taxonomy is the science or the technique used to make a classification while perfidy is a state or act of violating faith or allegiance; violation of a promise or vow, or of trust reposed; faithlessness; treachery.

As nouns the difference between dupe and perfidy

is that dupe is while perfidy is a state or act of violating faith or allegiance; violation of a promise or vow, or of trust reposed; faithlessness; treachery.

As nouns the difference between perfidy and fidelity

is that perfidy is a state or act of violating faith or allegiance; violation of a promise or vow, or of trust reposed; faithlessness; treachery while fidelity is faithfulness to one's duties.